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Finding the Third Proportional to 179,320 and 251,313

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Solution

The third proportional to 179,320 and 251,313 is: 352,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,320 : 251,313 = 251,313 : x
  2. Step 2: Convert to fraction form
    179,320/251,313 = 251,313/x
  3. Step 3: Cross multiply
    179,320x = 251,313 × 251,313
  4. Step 4: Simplify right side
    179,320x = 63,158,223,969
  5. Step 5: Solve for x
    x = 63,158,223,969/179,320
  6. Step 6: Final answer
    x = 352,209.59

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.